Home / 165,329.85-228,157.56-123,863.37

Finding the Fourth Proportional to 165,329.85, 228,157.56 and 123,863.37

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Solution

The fourth proportional to 165,329.85, 228,157.56 and 123,863.37 is: 170,933.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,329.85 : 228,157.56 = 123,863.37 : x
  2. Step 2: Convert to fraction form
    165,329.85/228,157.56 = 123,863.37/x
  3. Step 3: Cross multiply
    165,329.85x = 228,157.56 × 123,863.37
  4. Step 4: Simplify right side
    165,329.85x = 28,260,364,272.58
  5. Step 5: Solve for x
    x = 28,260,364,272.58/165,329.85
  6. Step 6: Final answer
    x = 170,933.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.